Home / 971,898,365,431.68-1,457,316,096,498.70-771,725,947,178.40

Finding the Fourth Proportional to 971,898,365,431.68, 1,457,316,096,498.70 and 771,725,947,178.40

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Solution

The fourth proportional to 971,898,365,431.68, 1,457,316,096,498.70 and 771,725,947,178.40 is: 1,157,166,927,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,898,365,431.68 : 1,457,316,096,498.70 = 771,725,947,178.40 : x
  2. Step 2: Convert to fraction form
    971,898,365,431.68/1,457,316,096,498.70 = 771,725,947,178.40/x
  3. Step 3: Cross multiply
    971,898,365,431.68x = 1,457,316,096,498.70 × 771,725,947,178.40
  4. Step 4: Simplify right side
    971,898,365,431.68x = 1,124,648,644,908,787,850,805,248
  5. Step 5: Solve for x
    x = 1,124,648,644,908,787,850,805,248/971,898,365,431.68
  6. Step 6: Final answer
    x = 1,157,166,927,026.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.